Chapter 35

26) One important difference between the anatomy of roots and the anatomy of leaves is that

A) only leaves have phloem and only roots have xylem.B) the cells of roots have cell walls and leaf cells do not.C) a waxy cuticle covers leaves but is absent in roots.D) vascular tissue is found in roots but is absent from leaves.E) leaves have epidermal tissue but roots do not.

33) A plant has the following characteristics: a taproot system; several growth rings evident in a cross section of the stem, and a layer of bark around the outside. Which of the following best describes the plant?A) herbaceous eudicotB) woody eudicotC) woody monocotD) herbaceous monocotE) woody annual

34) The driving force that pushes the root tip through the soil is due primarily toA) continuous cell division in the root cap at the tip of the root.B) continuous cell division just behind the root cap in the center of the apical meristem.C) elongation of cells behind the root apical meristem.D) A and B only.E) A, B, and C.

36) Axillary budsA) are initiated by the cork cambiumB) develop from meristematic cells left by the apical meristem.C) are composed of a series of internodes lacking nodes.D) grow immediately into shoot branches.E) do not form a vascular connection with the primary shoot.